42103231007 has 2 divisors, whose sum is σ = 42103231008. Its totient is φ = 42103231006.

The previous prime is 42103230991. The next prime is 42103231021. The reversal of 42103231007 is 70013230124.

42103231007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42103231007 - 2⁴ = 42103230991 is a prime.

It is a super-2 number, since 2×42103231007² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42103231057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21051615503 + 21051615504.

It is an arithmetic number, because the mean of its divisors is an integer number (21051615504).

Almost surely, 2^42103231007 is an apocalyptic number.

42103231007 is a deficient number, since it is larger than the sum of its proper divisors (1).

42103231007 is an equidigital number, since it uses as much as digits as its factorization.

42103231007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The spelling of 42103231007 in words is "forty-two billion, one hundred three million, two hundred thirty-one thousand, seven".